Topological Superconductivity in Heterostructures

Presentations

• Chiral supercurrent in quantum Hall Josephson junctions

  ORAL · Invited

  March 7, 2024, 4:00 PM – March 7, 2024, 4:36 PM

  Publication: H. Vignaud et al. Nature (in press); arXiv:2305.01766

  Presenters

  • Benjamin Sacepe

    Institut Neel, Institut Neel, CNRS

  Authors

  • Benjamin Sacepe

    Institut Neel, Institut Neel, CNRS

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• Absorption peaks in topological phase transition of planar Josephson junctions

  ORAL

  March 7, 2024, 4:36 PM – March 7, 2024, 4:48 PM

  Publication: [1] M. C. Dartiailh et al., Phys. Rev. Lett. 126, 036802 (2021).
  [2] M. Amudsen et al., arXiv:2210.03549 (2023).
  [3] B. H. Elfeky et al. Phys. Rev. X Quantum 4, 030339 (2023).
  [4] M. C. Dartiailh et al. Nat. Commun. 12, 78 (2021).
  [5] T. Zhou et al. Nat. Commun. 13, 1738 (2022).
  [6] B. Pekerten et al. Phys. Rev. B 105, 054504 (2022).

  Presenters

  • David d Brandao

    The State University of New York at Buffalo

  Authors

  • David d Brandao

    The State University of New York at Buffalo

  • Baris Pekerten

    University at Buffalo, SUNY

  • Bassel H Heiba Elfekey

    New York University (NYU), New York University, New York Univeristy

  • Tong Zhou

    University at Buffalo

  • Jong E Han

    State Univ of NY - Buffalo

  • Javad Shabani

    New York University (NYU)

  • Igor Zutic

    State Univ of NY - Buffalo

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• Signatures of Parafermion Zero Modes in Fractional Quantum Hall-Superconductor Heterostructures

  ORAL

  March 7, 2024, 4:48 PM – March 7, 2024, 5:00 PM

  Publication: J. Cao, A. Kou, and E. Fradkin, Signatures of Parafermion Zero Modes in Fractional Quantum Hall-Superconductor Heterostructures, arXiv:2309.14411.

  Presenters

  • Junyi Cao

    University of Illinois Urbana-Champaign

  Authors

  • Junyi Cao

    University of Illinois Urbana-Champaign

  • Angela Kou

    University of Illinois at Urbana-Champaign

  • Eduardo H Fradkin

    University of Illinois, University of Illinois Urbana-Champaign

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• ‘Pseudo Majorana’ Modes in Clean Planar Josephson Junctions

  ORAL

  March 7, 2024, 5:00 PM – March 7, 2024, 5:12 PM

  Presenters

  • Han Fu

    College of William and Mary

  Authors

  • Han Fu

    College of William and Mary

  • Enrico Rossi

    William & Mary

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• Disorder and Microwave Signatures of Topological Transitions in Planar Josephson Junctions

  ORAL

  March 7, 2024, 5:12 PM – March 7, 2024, 5:24 PM

  Presenters

  • Baris Pekerten

    University at Buffalo, SUNY

  Authors

  • Baris Pekerten

    University at Buffalo, SUNY

  • David de Sousa Brandão

    University at Buffalo, SUNY

  • Tong Zhou

    University at Buffalo

  • Jong E Han

    State Univ of NY - Buffalo

  • Alex Matos-Abiague

    Wayne State University

  • Javad Shabani

    New York University

  • Igor Zutic

    State Univ of NY - Buffalo

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• Can Majorana and parafermion zero modes engineered in quantum Hall edges survive edge reconstruction?

  ORAL

  March 7, 2024, 5:24 PM – March 7, 2024, 5:36 PM

  Publication: archive preprint 2308.01980

  Presenters

  • Sumathi Rao

    International Centre for Theoretical Studies (ICTS)

  Authors

  • Sumathi Rao

    International Centre for Theoretical Studies (ICTS)

  • Sourin Das

    Department of Physics, Indian Institute of Science Education and Research (IISER) Kolkata, Mohanpur 741246, West Bengal, India

  • Amulya Ratnakar

    Department of Physics, Indian Institute of Science Education and Research (IISER) Kolkata, Mohanpur 741246, West Bengal, India, IISER Kolkata

  • Kishore Iyer

    Aix Marseille Université, Université de Toulon, CNRS, CPT, Marseille, France

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• Topological Superconductivity in Chiral Carbon Nanotubes: Superconducting Diode Effects

  ORAL

  March 7, 2024, 5:36 PM – March 7, 2024, 5:48 PM

  Presenters

  • Joseph J Cuozzo

    Sandia National Laboratories

  Authors

  • Joseph J Cuozzo

    Sandia National Laboratories

  • Michael Sizemore

    William & Mary

  • Francois Leonard

    Sandia National Laboratories

  • Enrico Rossi

    William & Mary

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• Characterizing disorder in surface InAs heterostructures

  ORAL

  March 7, 2024, 5:48 PM – March 7, 2024, 6:00 PM

  Presenters

  • Alisa Danilenko

    New York University, Univ of Copenhagen, New York University (NYU)

  Authors

  • Alisa Danilenko

    New York University, Univ of Copenhagen, New York University (NYU)

  • Zixuan Liang

    New York University

  • Melisa E Mikalsen

    New York University, New York University (NYU)

  • Jacob Issokson

    NYU, New York University (NYU), New York University

  • Ido Levy

    New York University

  • Javad Shabani

    New York University

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• Gate-Defined Topological Josephson Junctions in Bernal Bilayer Graphene

  ORAL

  March 7, 2024, 6:00 PM – March 7, 2024, 6:12 PM

  Publication: Y.-M.Xie,Étienne Lantagne-Hurtubise, A.F.Young, S.Nadj-Perge, and J.Alicea. Gate-defined topological josephson junctions in bernal bilayer graphene. Phys. Rev. Lett. 131, 146601 (2023)

  Presenters

  • Yingming Xie

    RIKEN

  Authors

  • Yingming Xie

    RIKEN

  • Etienne Lantagne-Hurtubise

    Caltech

  • Andrea F Young

    University of California, Santa Barbara

  • Stevan Nadj-Perge

    Caltech

  • Jason F Alicea

    Caltech

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• Unconventional superconducting phenomena in topological Dirac semimetal α-Sn thin films

  ORAL

  March 7, 2024, 6:12 PM – March 7, 2024, 6:24 PM

  Presenters

  • Daiki Nishigaki

    Univ of Tokyo

  Authors

  • Daiki Nishigaki

    Univ of Tokyo

  • Tomoki Hotta

    Univ of Tokyo, University of Tokyo

  • Masaaki Tanaka

    Univ of Tokyo

  • Le Duc Anh

    The university of Tokyo, Univ of Tokyo

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• Impact of disorder on the topological superconductivity realized in planar semiconductor-superconductor structures: Comparison between Majorana nanowires and Josephson junctions

  ORAL

  March 7, 2024, 6:24 PM – March 7, 2024, 6:36 PM

  Presenters

  • Purna P Paudel

    West Virginia University

  Authors

  • Purna P Paudel

    West Virginia University

  • Nathan O Smith

    West Virginia University

  • Tudor D Stanescu

    West Virginia University

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• Optimizing Josephson junction geometry for an enhanced induced gap

  ORAL

  March 7, 2024, 6:36 PM – March 7, 2024, 6:48 PM

  Presenters

  • PENG YU

    New York University (NYU)

  Authors

  • PENG YU

    New York University (NYU)

  • William F Schiela

    New York University (NYU)

  • Bassel H Heiba Elfekey

    New York University (NYU), New York University, New York Univeristy

  • William M Strickland

    New York University (NYU)

  • Alisa Danilenko

    New York University, Univ of Copenhagen, New York University (NYU)

  • Jacob Issokson

    NYU, New York University (NYU), New York University

  • Ido Levy

    New York University

  • Javad Shabani

    New York University (NYU)

  View abstract →